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Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
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Hawking
-----Original Message-----
From: Chai, Thomas <YiPeng.Chai@xxxxxxx>
Sent: Thursday, January 18, 2024 14:43
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Chai, Thomas <YiPeng.Chai@xxxxxxx>; Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Zhou1, Tao <Tao.Zhou1@xxxxxxx>; Li, Candice <Candice.Li@xxxxxxx>; Wang, Yang(Kevin) <KevinYang.Wang@xxxxxxx>; Yang, Stanley <Stanley.Yang@xxxxxxx>; Chai, Thomas <YiPeng.Chai@xxxxxxx>
Subject: [PATCH V2 5/5] drm/amdgpu:Support retiring multiple MCA error address pages
Support retiring multiple MCA error address pages in one in-band query for umc v12_0.
Signed-off-by: YiPeng Chai <YiPeng.Chai@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 43 +++++++++++++--- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 8 ++- drivers/gpu/drm/amd/amdgpu/umc_v12_0.c | 66 +++++++++++++------------
3 files changed, 77 insertions(+), 40 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 61a02dbac087..879e1e59ac76 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -3909,8 +3909,7 @@ static int ras_err_info_cmp(void *priv, struct list_head *a, struct list_head *b }
static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_data,
- struct amdgpu_smuio_mcm_config_info *mcm_info,
- struct ras_err_addr *err_addr)
+ struct amdgpu_smuio_mcm_config_info *mcm_info)
{
struct ras_err_node *err_node;
@@ -3922,10 +3921,9 @@ static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_d
if (!err_node)
return NULL;
- memcpy(&err_node->err_info.mcm_info, mcm_info, sizeof(*mcm_info));
+ INIT_LIST_HEAD(&err_node->err_info.err_addr_list);
- if (err_addr)
- memcpy(&err_node->err_info.err_addr, err_addr, sizeof(*err_addr));
+ memcpy(&err_node->err_info.mcm_info, mcm_info, sizeof(*mcm_info));
err_data->err_list_count++;
list_add_tail(&err_node->node, &err_data->err_node_list); @@ -3934,6 +3932,29 @@ static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_d
return &err_node->err_info;
}
+void amdgpu_ras_add_mca_err_addr(struct ras_err_info *err_info, struct
+ras_err_addr *err_addr) {
+ struct ras_err_addr *mca_err_addr;
+
+ mca_err_addr = kzalloc(sizeof(*mca_err_addr), GFP_KERNEL);
+ if (!mca_err_addr)
+ return;
+
+ INIT_LIST_HEAD(&mca_err_addr->node);
+
+ mca_err_addr->err_status = err_addr->err_status;
+ mca_err_addr->err_ipid = err_addr->err_ipid;
+ mca_err_addr->err_addr = err_addr->err_addr;
+
+ list_add_tail(&mca_err_addr->node, &err_info->err_addr_list); }
+
+void amdgpu_ras_del_mca_err_addr(struct ras_err_info *err_info, struct
+ras_err_addr *mca_err_addr) {
+ list_del(&mca_err_addr->node);
+ kfree(mca_err_addr);
+}
+
int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
struct amdgpu_smuio_mcm_config_info *mcm_info,
struct ras_err_addr *err_addr, u64 count) @@ -3946,10 +3967,13 @@ int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data,
if (!count)
return 0;
- err_info = amdgpu_ras_error_get_info(err_data, mcm_info, err_addr);
+ err_info = amdgpu_ras_error_get_info(err_data, mcm_info);
if (!err_info)
return -EINVAL;
+ if (err_addr && err_addr->err_status)
+ amdgpu_ras_add_mca_err_addr(err_info, err_addr);
+
err_info->ue_count += count;
err_data->ue_count += count;
@@ -3968,7 +3992,7 @@ int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data,
if (!count)
return 0;
- err_info = amdgpu_ras_error_get_info(err_data, mcm_info, err_addr);
+ err_info = amdgpu_ras_error_get_info(err_data, mcm_info);
if (!err_info)
return -EINVAL;
@@ -3990,10 +4014,13 @@ int amdgpu_ras_error_statistic_de_count(struct ras_err_data *err_data,
if (!count)
return 0;
- err_info = amdgpu_ras_error_get_info(err_data, mcm_info, err_addr);
+ err_info = amdgpu_ras_error_get_info(err_data, mcm_info);
if (!err_info)
return -EINVAL;
+ if (err_addr && err_addr->err_status)
+ amdgpu_ras_add_mca_err_addr(err_info, err_addr);
+
err_info->de_count += count;
err_data->de_count += count;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 9c3df9985fad..a25aea6ae230 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -474,6 +474,7 @@ struct ras_fs_data { };
struct ras_err_addr {
+ struct list_head node;
uint64_t err_status;
uint64_t err_ipid;
uint64_t err_addr;
@@ -484,7 +485,7 @@ struct ras_err_info {
u64 ce_count;
u64 ue_count;
u64 de_count;
- struct ras_err_addr err_addr;
+ struct list_head err_addr_list;
};
struct ras_err_node {
@@ -856,4 +857,9 @@ int amdgpu_ras_unbind_aca(struct amdgpu_device *adev, enum amdgpu_ras_block blk) ssize_t amdgpu_ras_aca_sysfs_read(struct device *dev, struct device_attribute *attr,
struct aca_handle *handle, char *buf, void *data);
+void amdgpu_ras_add_mca_err_addr(struct ras_err_info *err_info,
+ struct ras_err_addr *err_addr);
+
+void amdgpu_ras_del_mca_err_addr(struct ras_err_info *err_info,
+ struct ras_err_addr *mca_err_addr);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v12_0.c b/drivers/gpu/drm/amd/amdgpu/umc_v12_0.c
index 1e8e97d72f1e..f9dc1855ac4a 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v12_0.c
@@ -385,42 +385,46 @@ static void umc_v12_0_ecc_info_query_ras_error_address(struct amdgpu_device *ade {
struct ras_err_node *err_node;
uint64_t mc_umc_status;
+ struct ras_err_info *err_info;
+ struct ras_err_addr *mca_err_addr, *tmp;
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
for_each_ras_error(err_node, err_data) {
- mc_umc_status = err_node->err_info.err_addr.err_status;
- if (!mc_umc_status)
+ err_info = &err_node->err_info;
+ if (list_empty(&err_info->err_addr_list))
continue;
- if (umc_v12_0_is_uncorrectable_error(adev, mc_umc_status) ||
- umc_v12_0_is_deferred_error(adev, mc_umc_status)) {
- uint64_t mca_addr, err_addr, mca_ipid;
- uint32_t InstanceIdLo;
- struct amdgpu_smuio_mcm_config_info *mcm_info;
-
- mcm_info = &err_node->err_info.mcm_info;
- mca_addr = err_node->err_info.err_addr.err_addr;
- mca_ipid = err_node->err_info.err_addr.err_ipid;
-
- err_addr = REG_GET_FIELD(mca_addr, MCA_UMC_UMC0_MCUMC_ADDRT0, ErrorAddr);
- InstanceIdLo = REG_GET_FIELD(mca_ipid, MCMP1_IPIDT0, InstanceIdLo);
-
- dev_info(adev->dev, "UMC:IPID:0x%llx, aid:%d, inst:%d, ch:%d, err_addr:0x%llx\n",
- mca_ipid,
- mcm_info->die_id,
- MCA_IPID_LO_2_UMC_INST(InstanceIdLo),
- MCA_IPID_LO_2_UMC_CH(InstanceIdLo),
- err_addr);
-
- umc_v12_0_convert_error_address(adev,
- err_data, err_addr,
- MCA_IPID_LO_2_UMC_CH(InstanceIdLo),
- MCA_IPID_LO_2_UMC_INST(InstanceIdLo),
- mcm_info->die_id);
-
- /* Clear umc error address content */
- memset(&err_node->err_info.err_addr,
- 0, sizeof(err_node->err_info.err_addr));
+ list_for_each_entry_safe(mca_err_addr, tmp, &err_info->err_addr_list, node) {
+ mc_umc_status = mca_err_addr->err_status;
+ if (mc_umc_status &&
+ (umc_v12_0_is_uncorrectable_error(adev, mc_umc_status) ||
+ umc_v12_0_is_deferred_error(adev, mc_umc_status))) {
+ uint64_t mca_addr, err_addr, mca_ipid;
+ uint32_t InstanceIdLo;
+
+ mca_addr = mca_err_addr->err_addr;
+ mca_ipid = mca_err_addr->err_ipid;
+
+ err_addr = REG_GET_FIELD(mca_addr,
+ MCA_UMC_UMC0_MCUMC_ADDRT0, ErrorAddr);
+ InstanceIdLo = REG_GET_FIELD(mca_ipid, MCMP1_IPIDT0, InstanceIdLo);
+
+ dev_info(adev->dev, "UMC:IPID:0x%llx, aid:%d, inst:%d, ch:%d, err_addr:0x%llx\n",
+ mca_ipid,
+ err_info->mcm_info.die_id,
+ MCA_IPID_LO_2_UMC_INST(InstanceIdLo),
+ MCA_IPID_LO_2_UMC_CH(InstanceIdLo),
+ err_addr);
+
+ umc_v12_0_convert_error_address(adev,
+ err_data, err_addr,
+ MCA_IPID_LO_2_UMC_CH(InstanceIdLo),
+ MCA_IPID_LO_2_UMC_INST(InstanceIdLo),
+ err_info->mcm_info.die_id);
+ }
+
+ /* Delete error address node from list and free memory */
+ amdgpu_ras_del_mca_err_addr(err_info, mca_err_addr);
}
}
}
--
2.34.1
